Added String Validation Checks

This test include checks for unicode validation issues, null
character string issues and a few other possible string validation
issues.

Change-Id: I64295cf419bfe1e2a9117324b09d38e16fe5b13f

data/string_validation.txt

@@ -0,0 +1,12 @@
+\x00
+\\00
+\x80\xff
+%uf%80%ff%xx%uffff
+\u1111\uffff
+\u2018
+\u201c
+%2e%2e%2f
+..%c0%af
+%5c
+..%255c..%255c..%255c
+*!@#$^&()[]{}|.,"\'/''"

syntribos/tests/fuzz/string_validation.py

@@ -0,0 +1,37 @@
+# Copyright 2016 Intel
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from syntribos.tests.fuzz import base_fuzz
+
+
+class StringValidationBody(base_fuzz.BaseFuzzTestCase):
+    test_name = "STRING_VALIDATION_VULNERABILITY_BODY"
+    test_type = "data"
+    data_key = "string_validation.txt"
+
+
+class StringValidationParams(StringValidationBody):
+    test_name = "STRING_VALIDATION_VULNERABILITY_PARAMS"
+    test_type = "params"
+
+
+class StringValidationHeaders(StringValidationBody):
+    test_name = "STRING_VALIDATION_VULNERABILITY_HEADERS"
+    test_type = "headers"
+
+
+class StringValidationURL(StringValidationBody):
+    test_name = "STRING_VALIDATION_VULNERABILITY_URL"
+    test_type = "url"
+    url_var = "FUZZ"